US Bridges

Mn 7 over Stream

Fair

Chippewa County, Minnesota · 0.5 MI SE of Milan · Structure no. 8908

Built
1932
93 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete
Length
33 ft
3 main spans
Daily traffic
1,651
2022 count
Owner
State
State Highway Agency

About this bridge

Mn 7 over Stream is a concrete culvert carrying Mn 7 over Stream in Chippewa County, Minnesota. It was built in 1932, so it is 93 years old, older than the Minnesota average of 38.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,651 vehicles a day, roughly 7% of them trucks, projected to reach 1,750 by 2042. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 14.3 mi (23 km).

CarriesMn 7
CrossesStream
Location0.5 MI SE of Milan
RouteState Highway 7
Coordinates45.09839, -95.89809
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating32.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length33 ft (10.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,651 (2022)
Projected traffic1,750 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$90 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Mn 7 over Stream built?

It was built in 1932, making it 93 years old in 2025.

What condition is Mn 7 over Stream in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Mn 7 over Stream carry?

About 1,651 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Mn 7 over Stream?

The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).

Who owns Mn 7 over Stream?

It is owned by the State Highway Agency.